Installing curses:

sudo apt-get install libncurses5-dev

fish is now installed on your system. To run fish, type ‘fish’ in your terminal.

To use fish as your login shell:

  • add the line ‘/usr/local/bin/fish’ to the file ‘/etc/shells’.
  • use the command ‘chsh -s /usr/local/bin/fish’.

To set your colors, run ‘fish_config’ To scan your man pages for completions, run ‘fish_update_completions’

Have fun!